Description: Comprehensive Measurement: This roller skate foot measuring device is designed to measure both the length and width of your foot at once, providing a comprehensive understanding of your foot size in a simple and convenient manner Wide Measuring Range: It can measure foot lengths ranging from 155mm to 300mm, making it suitable for different shoe sizes Versatile Use: This measuring device is applicable for men, women, adults and children's roller skates, ice skates, inline roller skates and speed skating shoes Reliable Material: Made from ABS material, this Shoe Measuring Ruler is sturdy and not easily damaged ensuring long term use Ideal Gift: Foot Measuring Device is great for personal use or as a thoughtful gift for roller skating enthusiasts Specification: Material: ABS Size Chart: Suitable for foot length 15.5cm-30cm or 6.10inch-11.81inch Package Includes: 1 Roller Skate Foot Measuring Device Note: Please allow slightly errors 1-2cm differences due to manual measurement.